Best of web video: This month's top picks Our monthly roundup of the best science videos on the web. For more great science videos, visit our blog: http://www.newscientist.com/blogs/nstv/Author(s): No creator set

Egypt wakes up to devastation Egyptians wake up to see widespread wreckage, ransacked shops and burned-out buildings, the day after violent clashes between protesters and police.Author(s): No creator set

Perceptive Mobile Robots Working Safely Alongside HumansAlthough we are still far from the moment of singularity, or even Star Wars ‘droids, we can anticipate robot colleagues in the near future, believes Seth Teller. He is developing ‘situationally aware’ machines to help out humans in those “unstructured environments…where we live, work and recreate.”